Graphing Quadratics

What is the y-intercept of the equation

y = 2x²+8x+3

• (0,3)

• (3,0)

• (0,2)

• y=8

Tags

CCSS.HSF-IF.C.7A

Where is the AoS (Axis of Symmetry) for

y = -2x²+4x+2

• x = 2

• x = 1

• x = -1

• x = 4

Tags

CCSS.HSA.REI.B.4

Find the vertex of the quadratic:
y = -2x² + 4x + 3

• (0, 3)
• (-1, 5)
• (1, 5)
• (1, -5)

Tags

CCSS.HSA.REI.B.4

CCSS.HSF.IF.B.4

CCSS.HSA.REI.D.10

CCSS.HSF.IF.C.7

How does the parabola open? y = 4x - x² - 1

• up

• down

• left

• right

Tags

CCSS.HSF-IF.C.7A

What is the green dot on the parabola called?

• maximum
• minumum
• roots
• zeros

Tags

CCSS.HSF-IF.C.7A

What is the y-intercept of the following funtion

f(x) = -2x² +3x - 7

• (0, -2)

• (0, 3)

• (0, -7)

• (0, 7)

Tags

CCSS.HSF-IF.C.7A

The standard form of a quadratic function is

• ax² + bx + c

• a(x - h)² + k

• y - y₁ = m(x - x₁)

• Ax + By = C

Tags

CCSS.HSA.APR.A.1

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

What's the vertex of
 y = -2(x - 3)² + 1? 

• (1, 3)
• (-3, 1)
• (9, 1)
• (3, 1)

What's the axis of symmetry of
 y = -2(x - 3)² + 1?

• x = 3
• y = 1
• x = -3
• y = 3

y = (x+1)²-5
What is the axis of symmetry?

• 1
• x = -1
• x = 1 
• x = 5